102531125112030 has 48 divisors (see below), whose sum is σ = 266759479509120. Its totient is φ = 27323320110144.

The previous prime is 102531125112029. The next prime is 102531125112071. The reversal of 102531125112030 is 30211521135201.

102531125112030 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 3 + 112 + 511 + 2 + 0 + 30 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 102531125111985 and 102531125112003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 381390990 + ... + 381659729.

It is an arithmetic number, because the mean of its divisors is an integer number (5557489156440).

Almost surely, 2^{102531125112030} is an apocalyptic number.

102531125112030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102531125112030 is an abundant number, since it is smaller than the sum of its proper divisors (164228354397090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102531125112030 is a wasteful number, since it uses less digits than its factorization.

102531125112030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763052225 (or 763052222 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 102531125112030 its reverse (30211521135201), we get a palindrome (132742646247231).

The spelling of 102531125112030 in words is "one hundred two trillion, five hundred thirty-one billion, one hundred twenty-five million, one hundred twelve thousand, thirty".